C/2020 R4 (ATLAS) (Record n° 23149)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 Apr 02 03h51 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12.4 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.8 m2 standard deviation 0.0 Aperture radius used for m2 5.8 " r (dist/Sun) 1.152 AU d (dist/Earth) 0.890 AU Right ascension 19 45 07.18 h m s Declination -00 33 28.2 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.04.02 07:01:59
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 04 02.16010 19 45 07.18 -00 33 28.2 15.8 V A77
CK20R040 C2021 04 02.16456 19 45 06.22 -00 33 17.7 15.8 V A77
CK20R040 C2021 04 02.16901 19 45 05.23 -00 33 06.2 12.4 T A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter(s) None Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 15x45s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Apr 02 07h09m50s Observation modification date 2021 Apr 02 07h10m46s